K-07-F WIDENING PROJECT BRF_050-2(20).pdf

This notice is for a presolicitation of Project CO FLAP US50(1) Little Blue Creek Canyon located in Montrose, Colorado. The project involves reconstructing and widening approximately 4.17 miles of an existing rural two-lane highway to provide a consistent 12-foot travel way and variable shoulders between 4 to 8 feet. An additional 1.5 miles of climbing lanes will be added. New construction will include large scale rock excavation and embankment, roadway realignment, drainage culverts, guardrails, aggregate base, asphalt pavement, minor bridge and railing work, pavement markings, and traffic control devices. Significant work quantities listed include over 180,000 cubic yards of roadway excavation, 38,500 cubic yards of waste, 580 cubic yards of grouted riprap stream armoring, 60,000 square feet of mechanically stabilized earth walls, 2,500 linear feet of rock bolts, and over 70,000 tons of aggregate base. The federal agency is the Department of Transportation Federal Highway Administration.